drZ80.Z80SP_BASE = z80_read_map[sp >> Z80_MEM_SHIFT];
if (drZ80.Z80SP_BASE & (1<<31)) {
elprintf(EL_STATUS|EL_ANOMALY, "load_pcsp: bad SP: %04x", sp);
drZ80.Z80SP_BASE = z80_read_map[sp >> Z80_MEM_SHIFT];
if (drZ80.Z80SP_BASE & (1<<31)) {
elprintf(EL_STATUS|EL_ANOMALY, "load_pcsp: bad SP: %04x", sp);
static unsigned int dz80_rebase_sp(unsigned short sp)
{
elprintf(EL_STATUS|EL_ANOMALY, "dz80_rebase_sp: fail on %04x", sp);
drZ80.Z80SP_BASE = z80_read_map[drz80_sp_base >> Z80_MEM_SHIFT] << 1;
return drZ80.Z80SP_BASE + (1 << Z80_MEM_SHIFT) - 0x100;
}
static unsigned int dz80_rebase_sp(unsigned short sp)
{
elprintf(EL_STATUS|EL_ANOMALY, "dz80_rebase_sp: fail on %04x", sp);
drZ80.Z80SP_BASE = z80_read_map[drz80_sp_base >> Z80_MEM_SHIFT] << 1;
return drZ80.Z80SP_BASE + (1 << Z80_MEM_SHIFT) - 0x100;
}
// drZ80 is locked in single bank
drz80_sp_base = (PicoAHW & PAHW_SMS) ? 0xc000 : 0x0000;
drZ80.Z80SP_BASE = z80_read_map[drz80_sp_base >> Z80_MEM_SHIFT] << 1;
// drZ80 is locked in single bank
drz80_sp_base = (PicoAHW & PAHW_SMS) ? 0xc000 : 0x0000;
drZ80.Z80SP_BASE = z80_read_map[drz80_sp_base >> Z80_MEM_SHIFT] << 1;
if (PicoAHW & PAHW_SMS)
drZ80.Z80SP = drZ80.Z80SP_BASE + 0xdff0; // simulate BIOS
// XXX: since we use direct SP pointer, it might make sense to force it to RAM,
if (PicoAHW & PAHW_SMS)
drZ80.Z80SP = drZ80.Z80SP_BASE + 0xdff0; // simulate BIOS
// XXX: since we use direct SP pointer, it might make sense to force it to RAM,
sprintf(dstr, "Z80 state: PC: %04x SP: %04x\n", (unsigned int)(CZ80.PC - CZ80.BasePC), CZ80.SP.W);
#endif
}
sprintf(dstr, "Z80 state: PC: %04x SP: %04x\n", (unsigned int)(CZ80.PC - CZ80.BasePC), CZ80.SP.W);
#endif
}